List of Chromosome Count Reports - Trichogoniopsis
Probable Base Number for Genus x = 10
T. adenantha n=10 ref cf. King et al. 1976, indicating reports for Trichogonia gardneri should be placed under Trichogoniopsis adenantha
References
King, R. M., D. W. Kyhos, A. M. Powell, P. H. Raven, and H. Robinson. 1976. Chromosome numbers in Compositae. XIII. Eupatorieae.
Annals of the Missouri Botanical Garden 63: 862-888.